(3HHdjhLQGajG GdGbJUGO GdGSdGei (B/ s - (3eQcR eYdheGJ GdeUQas; (3GMeO MSf GdHTGQis; (3YGFTI eMehO LHQGf (B((3GYOGO(B)s ((3GdbGgQI (B: s (3GdeUQa GdGSdGei GdOhdi ddGSJKeGQ hGdJfej , s, 1987)
Keywords: (3GdGbJUGO GdGSdGeis; (3GdHHdjhLQGajGJ GdehVhYjIs; (3GdHHdjhLQGajGs